Inverse Euler transform of primes.

Terms

a(0) =2a(1) =0a(2) =1a(3) =0a(4) =2a(5) =-3a(6) =2a(7) =-4a(8) =4a(9) =-3a(10) =4a(11) =-5a(12) =10a(13) =-21a(14) =20a(15) =-18a(16) =34a(17) =-46a(18) =64a(19) =-99a(20) =126a(21) =-182a(22) =258a(23) =-319a(24) =464a(25) =-685a(26) =936a(27) =-1352a(28) =1888a(29) =-2570